66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright 2021, Blender Foundation.
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*/
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#pragma once
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#include "COM_BlurBaseOperation.h"
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namespace blender::compositor {
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class GaussianAlphaBlurBaseOperation : public BlurBaseOperation {
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protected:
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float *gausstab_;
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float *distbuf_inv_;
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int falloff_; /* Falloff for #distbuf_inv. */
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bool do_subtract_;
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int filtersize_;
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float rad_;
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eDimension dimension_;
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public:
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GaussianAlphaBlurBaseOperation(eDimension dim);
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virtual void init_data() override;
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virtual void init_execution() override;
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virtual void deinit_execution() override;
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void get_area_of_interest(int input_idx, const rcti &output_area, rcti &r_input_area) final;
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void update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) final;
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/**
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* Set subtract for Dilate/Erode functionality
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*/
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void set_subtract(bool subtract)
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{
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do_subtract_ = subtract;
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}
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void set_falloff(int falloff)
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{
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falloff_ = falloff;
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}
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BLI_INLINE float finv_test(const float f, const bool test)
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{
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return (LIKELY(test == false)) ? f : 1.0f - f;
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}
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};
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} // namespace blender::compositor
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